Lead 5G NTN Satellite Networks Architect

Meridian Space; Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

Meridian Space seeks a Principal Satellite Networks Architect in the UK to own the end-to-end NTN system architecture, bridging space and ground segments. You will define concepts, model complex setups, and drive deployment tasks across RF, network, and software domains.

You will lead RAN architecture for Meridian's 5G NTN, develop requirements, conduct beam design and testbed validation, and collaborate with space segment and OSS/BSS teams to ensure coherent, secure connectivity architectures

Qualifications

• Experience architecting complex systems of systems across satellite networks and ground segments.
• Strong knowledge of 3GPP NTN, NG-RAN or O-RAN splits.
• Ability to translate architecture concepts into detailed specifications.
• Master's degree preferred; leadership experience is a plus.
• Hands-on experience with lab/testbeds and end-to-end NTN validation.
• Experience with SDN/NFV and cloud computing in telco environments.
• Experience in ESA/defense or regulated environments.

Responsibilities

• Lead definition and development of Meridian NTN RAN architecture.
• Own the requirements engineering, system specifications, traceability, concept of operations, and roadmap for Meridian ground segment RAN.
• Drive RF system design, analysis and simulation including link budgets and antenna systems architecture for the ground segment.
• Execute beam design and coverage modelling with live testbed analysis of NTN channels.
• Lead lab/testbed build, automate test execution, and KPI measurements across end-to-end architecture.
• Collaborate with network core, OSS, and space segment architects to ensure end-to-end coherence of the Meridian RAN solution.

Skills

Systems architecture

Satellite networks

3GPP 5G NTN

RAN architecture

CI/CD test automation

Education

Bachelor's degree in electrical engineering

Bachelor's degree in computer science

Bachelor's degree in telecommunications

Tools

Keysight/Spirent

RF channel emulators

CI/CD platforms

Job description

Meridian Space seeks a Principal Satellite Networks Architect in the UK to own the end-to-end NTN system architecture, bridging space and ground segments. You will define concepts, model complex setups, and drive deployment tasks across RF, network, and software domains.

You will lead RAN architecture for Meridian's 5G NTN, develop requirements, conduct beam design and testbed validation, and collaborate with space segment and OSS/BSS teams to ensure coherent, secure connectivity architectures